Archive abell_2199-S001-R001-C001-SDSS_r.fits from IRiS-Student Archive M_13-S001-R001-C001-SDSS_r.fits from IRiS-Student Archive M_51-S001-R001-C001-SDSS_r.fits from IRiS-Student Archive M_81-S001-R001-C001-SDSS_r.fits from IRiS-Student Archive M_81-S001-R001-C001-SDSS_r_dupe-1.fits from IRiS-Student Archive M_81-S001-R001-C001-SDSS_r_dupe-2.fits from IRiS-Student Archive M_82-S001-R001-C001-SDSS_r.fits from IRiS-Student Archive RAW-abell_2199-S001-R001-C001-SDSS_r.fits from IRiS-Student Archive RAW-M_13-S001-R001-C001-SDSS_r.fits from IRiS-Student Archive RAW-M_51-S001-R001-C001-SDSS_r.fits from IRiS-Student Archive RAW-M_81-S001-R001-C001-SDSS_r.fits from IRiS-Student Archive RAW-M_81-S001-R001-C001-SDSS_r_dupe-1.fits from IRiS-Student Archive RAW-M_81-S001-R001-C001-SDSS_r_dupe-2.fits from IRiS-Student Archive RAW-M_82-S001-R001-C001-SDSS_r.fits from IRiS-Student Archive abell_2199-S001-R001-C001-SDSS_r.fits from IRiS-Student Archive M_13-S001-R001-C001-SDSS_r.fits from IRiS-Student Archive M_51-S001-R001-C001-SDSS_r.fits from IRiS-Student Archive M_81-S001-R001-C001-SDSS_r.fits from IRiS-Student Archive M_81-S001-R001-C001-SDSS_r_dupe-1.fits from IRiS-Student Archive M_81-S001-R001-C001-SDSS_r_dupe-2.fits from IRiS-Student Archive M_82-S001-R001-C001-SDSS_r.fits from IRiS-Student Archive RAW-abell_2199-S001-R001-C001-SDSS_r.fits from IRiS-Student Archive RAW-M_13-S001-R001-C001-SDSS_r.fits from IRiS-Student Archive RAW-M_51-S001-R001-C001-SDSS_r.fits from IRiS-Student Archive RAW-M_81-S001-R001-C001-SDSS_r.fits from IRiS-Student Archive RAW-M_81-S001-R001-C001-SDSS_r_dupe-1.fits from IRiS-Student Archive RAW-M_81-S001-R001-C001-SDSS_r_dupe-2.fits from IRiS-Student Archive RAW-M_82-S001-R001-C001-SDSS_r.fits from IRiS-Student Archive abell_2199-S001-R001-C001-SDSS_r.fits from IRiS-Student Archive M_13-S001-R001-C001-SDSS_r.fits from IRiS-Student Archive M_51-S001-R001-C001-SDSS_r.fits from IRiS-Student Archive M_81-S001-R001-C001-SDSS_r.fits from IRiS-Student Archive M_81-S001-R001-C001-SDSS_r_dupe-1.fits from IRiS-Student Archive M_81-S001-R001-C001-SDSS_r_dupe-2.fits from IRiS-Student Archive M_82-S001-R001-C001-SDSS_r.fits from IRiS-Student Archive RAW-abell_2199-S001-R001-C001-SDSS_r.fits from IRiS-Student Archive RAW-M_13-S001-R001-C001-SDSS_r.fits from IRiS-Student Archive RAW-M_51-S001-R001-C001-SDSS_r.fits from IRiS-Student Archive RAW-M_81-S001-R001-C001-SDSS_r.fits from IRiS-Student Archive RAW-M_81-S001-R001-C001-SDSS_r_dupe-1.fits from IRiS-Student Archive RAW-M_81-S001-R001-C001-SDSS_r_dupe-2.fits from IRiS-Student Archive RAW-M_82-S001-R001-C001-SDSS_r.fits from IRiS-Student Archive abell_2199-S001-R001-C001-SDSS_r.fits from IRiS-Student Archive M_13-S001-R001-C001-SDSS_r.fits from IRiS-Student Archive M_51-S001-R001-C001-SDSS_r.fits from IRiS-Student Archive M_81-S001-R001-C001-SDSS_r.fits from IRiS-Student Archive M_81-S001-R001-C001-SDSS_r_dupe-1.fits from IRiS-Student Archive M_81-S001-R001-C001-SDSS_r_dupe-2.fits from IRiS-Student Archive M_82-S001-R001-C001-SDSS_r.fits from IRiS-Student Archive RAW-abell_2199-S001-R001-C001-SDSS_r.fits from IRiS-Student Archive RAW-M_13-S001-R001-C001-SDSS_r.fits from IRiS-Student Archive RAW-M_51-S001-R001-C001-SDSS_r.fits from IRiS-Student Archive RAW-M_81-S001-R001-C001-SDSS_r.fits from IRiS-Student Archive RAW-M_81-S001-R001-C001-SDSS_r_dupe-1.fits from IRiS-Student Archive RAW-M_81-S001-R001-C001-SDSS_r_dupe-2.fits from IRiS-Student Archive RAW-M_82-S001-R001-C001-SDSS_r.fits from IRiS-Student Archive abell_2199-S001-R001-C001-SDSS_r.fits from IRiS-Student Archive M_13-S001-R001-C001-SDSS_r.fits from IRiS-Student Archive M_51-S001-R001-C001-SDSS_r.fits from IRiS-Student Archive M_81-S001-R001-C001-SDSS_r.fits from IRiS-Student Archive M_81-S001-R001-C001-SDSS_r_dupe-1.fits from IRiS-Student Archive M_81-S001-R001-C001-SDSS_r_dupe-2.fits from IRiS-Student Archive M_82-S001-R001-C001-SDSS_r.fits from IRiS-Student 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IRiS-Student Archive RAW-M_51-S001-R001-C001-SDSS_r.fits from IRiS-Student Archive RAW-M_81-S001-R001-C001-SDSS_r.fits from IRiS-Student Archive RAW-M_81-S001-R001-C001-SDSS_r_dupe-1.fits from IRiS-Student Archive RAW-M_81-S001-R001-C001-SDSS_r_dupe-2.fits from IRiS-Student Archive RAW-M_82-S001-R001-C001-SDSS_r.fits from IRiS-Student Archive abell_2199-S001-R001-C001-SDSS_r.fits from IRiS-Student Archive M_13-S001-R001-C001-SDSS_r.fits from IRiS-Student Archive M_51-S001-R001-C001-SDSS_r.fits from IRiS-Student Archive M_81-S001-R001-C001-SDSS_r.fits from IRiS-Student Archive M_81-S001-R001-C001-SDSS_r_dupe-1.fits from IRiS-Student Archive M_81-S001-R001-C001-SDSS_r_dupe-2.fits from IRiS-Student Archive M_82-S001-R001-C001-SDSS_r.fits from IRiS-Student Archive RAW-abell_2199-S001-R001-C001-SDSS_r.fits from IRiS-Student Archive RAW-M_13-S001-R001-C001-SDSS_r.fits from IRiS-Student Archive RAW-M_51-S001-R001-C001-SDSS_r.fits from IRiS-Student Archive RAW-M_81-S001-R001-C001-SDSS_r.fits 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IRiS-Student Archive abell_2199-S001-R001-C001-SDSS_r.fits from IRiS-Student Archive M_13-S001-R001-C001-SDSS_r.fits from IRiS-Student Archive M_51-S001-R001-C001-SDSS_r.fits from IRiS-Student Archive M_81-S001-R001-C001-SDSS_r.fits from IRiS-Student Archive M_81-S001-R001-C001-SDSS_r_dupe-1.fits from IRiS-Student Archive M_81-S001-R001-C001-SDSS_r_dupe-2.fits from IRiS-Student Archive M_82-S001-R001-C001-SDSS_r.fits from IRiS-Student Archive RAW-abell_2199-S001-R001-C001-SDSS_r.fits from IRiS-Student Archive RAW-M_13-S001-R001-C001-SDSS_r.fits from IRiS-Student Archive RAW-M_51-S001-R001-C001-SDSS_r.fits from IRiS-Student Archive RAW-M_81-S001-R001-C001-SDSS_r.fits from IRiS-Student Archive RAW-M_81-S001-R001-C001-SDSS_r_dupe-1.fits from IRiS-Student Archive RAW-M_81-S001-R001-C001-SDSS_r_dupe-2.fits from IRiS-Student Archive RAW-M_82-S001-R001-C001-SDSS_r.fits from IRiS-Student Archive abell_2199-S001-R001-C001-SDSS_r.fits from IRiS-Student Archive M_13-S001-R001-C001-SDSS_r.fits 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